ANDROGENIC GLAND HORMONE AND DEVELOPMENT OF OVIDUCTS IN THE ISOPOD CRUSTACEAN, ARMADILLIDIUM VULGARE.

When androgenic glands from mature males were implanted into females of Armadillidium vulgare during the 3rd, 4th and 5th instars, oviducts developed in 14.3, 37.9 and 85.